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| author | jaseg <git@jaseg.net> | 2019-04-23 11:37:34 +0900 |
|---|---|---|
| committer | jaseg <git@jaseg.net> | 2019-04-23 11:37:34 +0900 |
| commit | 257a7b8789951d886dc38adb0561819e7172ac76 (patch) | |
| tree | 2c03938a4447655ccc8262e15c7a5f0aaf0a3991 /driver_fw/lcd1602.c | |
| parent | b566518994709a69dea41a3111a1700aeb601c8d (diff) | |
| download | 8seg-257a7b8789951d886dc38adb0561819e7172ac76.tar.gz 8seg-257a7b8789951d886dc38adb0561819e7172ac76.tar.bz2 8seg-257a7b8789951d886dc38adb0561819e7172ac76.zip | |
Fix up modulation and lcd transfer scheduling
Diffstat (limited to 'driver_fw/lcd1602.c')
| -rw-r--r-- | driver_fw/lcd1602.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/driver_fw/lcd1602.c b/driver_fw/lcd1602.c index f065afc..481ab6c 100644 --- a/driver_fw/lcd1602.c +++ b/driver_fw/lcd1602.c @@ -143,9 +143,13 @@ void write_byte(uint8_t in_u8Byte) uint8_t buf[1] = { lcd_gpio | in_u8Byte };
i2c_transmit(LCD_I2C_PERIPH, buf, 1, LCD_I2C_ADDR, I2C_GENSTOP_YES);
- delay_micro(39);
+ //delay_micro(39);
};
+void i2c_transmit_one(const uint8_t b) {
+ LCD_I2C_PERIPH->CR2 = LCD_I2C_ADDR | I2C_CR2_START | I2C_CR2_AUTOEND | (1 << I2C_CR2_NBYTES_Pos);
+}
+
/*
Отправка половины байта экрану
на входе: in_u8Byte - байт с командой
|